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    <title>Document</title>
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    <script>
        // [2, 6, 77, 52, 25, 7] 排序后 [2, 6, 7, 25, 52, 77]
        let arr = [2, 6, 77, 52, 25, 7];
        for (let i = 1; i < arr.length; i++) {
            for (let j = 0; j < arr.length - i; j++) {
                if (arr[j] > arr[j + 1]) {
                    let table = arr[j];
                    arr[j] = arr[j + 1];
                    arr[j + 1] = table;
                }
            }
        }
        console.log(arr);
    </script>
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